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Primary Electron Acceptor | Define Primary Electron Acceptor at Dictionary.com
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en.wikipedia.org/wiki/Electron_acceptor

In many chemical circumstances, however, the transfer of electronic charge from an electron donor may be only fractional, meaning an electron is not completely ...

en.wikipedia.org/wiki/Photosystem

Photosystems are functional and structural units of protein complexes involved in photosynthesis that together carry out the primary photochemistry of photosynthesis: the absorption of light and the ... in the reaction-center chlorophyll are excited to a higher energy level and are trapped by the primary electron acceptors.

www.biologyaspoetry.com/terms/primary_electron_acceptor.html

Dec 11, 2016 ... Click here to search on 'Primary Electron Acceptor' or equivalent… Click on ... Pop Quiz – test your biology titude → define "fimbriae (fimbria)"

www.biology-online.org/dictionary/Electron_acceptor

Nov 27, 2008 ... Definition ... An electron acceptor is an oxidizing agent and is itself reduced during the ... See also: redox reaction, electron transport chain.

www.ncbi.nlm.nih.gov/pmc/articles/PMC1163938

Abstract. The properties of the component 'X' identified as the primary electron acceptor of Photosystem I in spinach was investigated by ...

www.mhhe.com/biosci/genbio/elearning/raven6/resources10.mhtml

When the electron arrives at photosystem I, another photon of light is absorbed, and energized electrons are channeled to a primary electron acceptor, which ...

www.khanacademy.org/science/biology/photosynthesis-in-plants/the-light-dependent-reactions-of-photosynthesis/a/light-dependent-reactions

The high-energy electron is passed to an acceptor molecule and replaced with .... it is raised to an excited state, meaning that one of its electrons is boosted to a ... The primary electron acceptor of PSII is pheophytin, an organic molecule that ...

www.flashcardmachine.com/biology-ap8.html

Oct 21, 2007 ... Definition ... Complex of proteins associated with two special chlorophyll a molecules and a primary electron acceptor. Located centrally in a ...

www.life.illinois.edu/govindjee/ZSchemeG.html

Electron Transfer Pathway from Water to NADP in photosynthesis. ... of the photon of light; Pheo for pheophytin molecule (the primary electron acceptor of PSII; ...